|Year|Competition|Venue|Position|Event|Notes|
|---|---|---|---|---|---|
|1994|European Championships|Helsinki, Finland|48th|Marathon|2:22:49|
|1995|World Championships|Gothenburg, Sweden|49th|Marathon|2:33:42|
|1996|Summer Olympics|Atlanta, Georgia|58th|Marathon|2:23:14|
|1997|World Championships|Athens, Greece|48th|Marathon|2:29:10|
|1998|World Cross Country Championships|Marrakech, Morocco|85th|Long race||
|1998|World Half Marathon Championships|Uster, Switzerland|66th|Half marathon|1:05:00|
|1998|European Championships|Budapest, Hungary|29th|Marathon|2:19:38|
|1999|World Half Marathon Championships|Palermo, Italy|55th|Half marathon|1:05:45|
|1999|Frankfurt Marathon|Frankfurt, Germany|1st|Marathon|2:12:37|
|1999|Helsinki Marathon|Helsinki, Finland|1st|Marathon|2:19:18|
|2000|Summer Olympics|Sydney, Australia|35th|Marathon|2:19:41|
|2001|Frankfurt Marathon|Frankfurt, Germany|1st|Marathon|2:11:09|
|2002|Paris Marathon|Paris, France|2nd|Marathon|2:08:53|
|2002|European Championships|Munich, Germany|2nd|Marathon|2:13:18|
|2002|Fukuoka Marathon|Fukuoka, Japan|4th|Marathon|2:10:14|
|2003|JoongAng Seoul Marathon|Seoul, South Korea|1st|Marathon|2:09:15|
|2004|Summer Olympics|Athens, Greece|26th|Marathon|2:18:09|
|2004|JoongAng Seoul Marathon|Seoul, South Korea|1st|Marathon|2:09:34|
|2005|JoongAng Seoul Marathon|Seoul, South Korea|4th|Marathon|2:12:12|
|2006|Paris Marathon|Paris, France|12th|Marathon|2:11:25|
|2007|World Championships|Osaka, Japan|—|Marathon|DNF|
|2007|Beppu-Ōita Marathon|Beppu-Ōita, Japan|8th|Marathon|2:14:49|
|2008|Summer Olympics|Beijing, China|75th|Marathon|2:39:01|

Question: what was the number of summer olympics that were competed in?
Answer: 4